---

Wireless LAN Certificates

You can find the information you need to check the trust status of our login servers in the WLAN here.

The certificate format you need to download depends on your operating system. Please refer to the appropriate user guide.

Server certificates

Network "uni-halle"

• radius1.xd.uni-halle.de

Issued by: GEANT TLS ECC 1
Issued for: DE, Sachsen-Anhalt, Martin-Luther-Universität Halle-Wittenberg, radius1.xd.uni-halle.de
Valid: Jul 11th, 2025 -- Jul 11th, 2026
Serial Number: 0e8d0ca38da01b557384e3124e037971
Fingerprints:

• SHA1: 3b1a5566fef21a5d87564390ae4387f2f8ddc260
• SHA256: 77ef4a86c45987a636d381c25dfe57225419f433590cf18bf74de7374e644188

• radius2.xd.uni-halle.de

Issued by: GEANT TLS ECC 1
Issued for: DE, Sachsen-Anhalt, Martin-Luther-Universität Halle-Wittenberg, radius2.xd.uni-halle.de
Valid: Jul 11th, 2025 -- Jul 11th, 2026
Serial Number: 6fbd958e337787926dd89d3ac46fcd80
Fingerprints:

• SHA1: 0c7335dffe75296d200c29499abd023e2c4fd20e
• SHA256: 9b921f4a351539a8e5b3174b1f119499697cc09063268a621a3d3b284d8ad7fb

Network "eduroam"

• radius3.xd.uni-halle.de

Issued by: GEANT TLS ECC 1
Issued for: DE, Sachsen-Anhalt, Martin-Luther-Universität Halle-Wittenberg, radius3.xd.uni-halle.de
Valid: Aug 29th, .2025 -- Aug 29th,.2026
Serial Number: 7aaf2a397a9021bb34a2f0b89ccde5af
Fingerprints:

• SHA1: 14c6d7b9f2df8b98ab7741f45d6bb70d6ce3ace3
• SHA256: 0c74b74c0dffad7b9ee0dc8ce79329e033e3dfbe6381d2bbcf2ef00e9a06e93c

• radius4.xd.uni-halle.de

Issued by: GEANT TLS ECC 1
Issued for: DE, Sachsen-Anhalt, Martin-Luther-Universität Halle-Wittenberg, radius4.xd.uni-halle.de
Valid: Aug 29th, .2025 -- Aug 29th,.2026
Serial Number: 5eb0d68701e819efddf7a27a4b8536f7
Fingerprints:

• SHA1: 4384fc6f22da1a3e440005b410a151cc8297362e
  
• SHA256: e586646f447be87dd12ede2f54ce7e9f4dff442389f9f3572ae5b50042ef5957

Root certificate

To check the trust status of the above RADIUS certificates, your operating system or device may require the root certificate:

• Root certificate in PEM format

Issued by: Hellenic Academic and Research Institutions Cert. Authority
Issued for: GR, Hellenic Academic and Research Institutions CA, HARICA TLS ECC Root CA 2015
Valid: Jul 7th, 2015 -- Jun 30th, 2040
Serial Number: 00
Fingerprints:

• SHA1: 9ff1718d92d59af37d7497b4bc6f84680bbab666
• SHA256:44b545aa8a25e65a73ca15dc27fc36d24c1cb9953a066539b11582dc487b4833

Up